Audi TT 8J 3.2 FSI V6 BUB Petrol Fuel Rail Line Injectors 022133317M

Audi A3 8P 3.2 FSI V6 Petrol Injector Rail Injectors is a complete rail with petrol injectors designed for the 3.2 FSI V6 engine in the Audi A3 8P model. This component belongs to the injector nozzles category and is a key part of the fuel supply system in a petrol engine unit.

Specifications and technical data

• SKU: 022133317M-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 022133317M
• Substitutable numbers: 022133317M, 022 133 317 M, 0280158121, 0 280 158 121, 022906031L, 022 906 031 L
• Fuel type: Petrol
• Category: Fuel Injectors

Purpose and Function in the Fuel System

The injector rail with injectors is responsible for the precise dosing of petrol into the combustion chambers of the 3.2 FSI V6 engine. A correctly selected set of injectors directly influences:

• stable engine operation across the full RPM range,
• correct combustion parameters and engine running smoothness,
• maintaining factory performance and throttle response,
• fuel consumption control and reducing the risk of excessive smoke.

For FSI engines, the correct selection of injector nozzles is particularly important due to the demanding injection strategy and the engine control unit's sensitivity to parameter deviations.

Benefits of Using an Original Audi Injector Rail

Using an injector rail from Audi allows for compliance with the factory fuel injection system characteristics. This ensures:

• the engine control unit operates within the manufacturer's intended ranges, without the need for fuel map modifications,
• you minimize the risk of diagnostic errors related to incorrect injection characteristics,
• you maintain compatibility with the electrical system and engine ancillaries,
• you preserve predictable vehicle behavior during load, acceleration, and engine braking.

For FSI petrol units, selecting the appropriate injector nozzles is crucial for engine durability, including protecting pistons, valves, and catalytic converters from the effects of an incorrect mixture composition.

Technical Characteristics and Compatibility

The presented injector rail belongs to the injector nozzles category and is designed for petrol fuel supply systems. The component is configured for the specific 3.2 FSI V6 engine in the Audi A3 8P, which means:

• appropriate injection performance matched to the V6 unit's demand,
• correct operating pressure within the petrol fuel supply system,
• fuel spray pattern geometry adapted to the FSI engine's combustion chambers,
• maintaining proper cooperation with the factory control unit and engine sensors.

Thanks to the presence of the OEM part number and interchangeable numbers (visible in the technical specifications), it is possible to precisely verify compatibility with your specific vehicle configuration before installation.

Condition, Service Application, and Installation

The injector rail with injectors is offered as a used part, allowing for an economical repair of the fuel system while retaining a component from the original Audi application. This type of part is particularly suitable in situations where:

• the engine exhibits starting problems when hot or cold,
• misfires and rough idling occur,
• errors related to fuel delivery appear in computer diagnostics,
• it is necessary to replace a damaged rail or several injectors in one service session.

Before installation, it is recommended to follow standard workshop procedures, including verifying system tightness, checking the electrical installation, and adapting parameters in the control unit if required by the service procedures for the specific vehicle.

Audi Injector Nozzles – Selection and Technical Knowledge

If you are looking for other items in the Audi injector nozzles category, check out the Audi injector nozzles available in our store to select components tailored to your specific model and engine version.

Although the product described pertains to a petrol unit, many principles of fuel injection system diagnostics are common. It is worth familiarizing yourself with material discussing the symptoms and consequences of diesel injector faults, available in the article diesel injector faults – how to recognize them and what their neglect entails, to better understand the importance of functional injectors for engine operation.

If you are also interested in the economic and environmental aspects of using components from the second-hand market, check out the entry eco-friendly driving and benefits of used car parts, where you will find practical arguments for making a conscious choice of used components.